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  1. 1

    Educational technology: a first look מאת Leedham, John

    יצא לאור 1973
    ספר

    Educational technology: a first look
  2. 2

    Videocassettes in education and training :proceedings of a conference organized by the association for Programmed Learning and Educational Technology in conjunction with the Progra...

    יצא לאור 1971
    ספר

    Videocassettes in education and training :proceedings of a conference organized by the association for Programmed Learning and Educational Technology in conjunction with the Programmed Instruction Centre, Middlesex Polytechnic, held at Enfield College, Middlesex Polytechnique, July 4th, 1973

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